/**
 * Copyright 2008-2009. Chongqing Communications Industry Services Co.,Ltd Information Technology Branch. All rights
 * reserved. <a>http://www.cqcis.com</a>
 */
package com.firebird.base.utils;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * @author qiuxj
 * @date 2009-11-14
 */
public final class CollectionHelper {
	
	  public static final List EMPTY_LIST = Collections.unmodifiableList(new ArrayList(0));
	  public static final Collection EMPTY_COLLECTION = Collections.unmodifiableCollection(new ArrayList(0));
	  public static final Map EMPTY_MAP = Collections.unmodifiableMap(new HashMap(0));

}
